Dental chair



FIG. 1 is a side perspective view of dental chair;

FIG. 2 is a rear perspective view of FIG. 1;

FIG. 3 is a side view of FIG. 1;

FIG. 4 is a front view of FIG. 1;

FIG. 5 is a rear view of FIG. 1; and,

FIG. 6 is a top perspective view of FIG. 1. 

CLAIM I claim the ornamental design for a dental chair, as shown and described. 